Try the suggestions here: https://discussion.fedoraproject.org/t/how-do-i-run-an-app-with-x11-in-xwayland/153861
I’ve personally tried upsetting Wayland, setting the GDK backend, and setting qt_qpa_backend. Since remmina is a GTK app (or am I miss remembering?) I think it wouldn’t be the last one.
It’s worth a shot.




This is what I did. They get to manage a Windows machine and I get to continue being more efficient at the job they hired me to do.